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NXP-based elderly bracelet

Published time : 2020-02-25 elderly bracelet
It mainly USES acceleration sensor to realize step counting and sleep monitoring, and Lora wireless scheme to realize positioning and other functions. It is mainly aimed at the elderly market. The scheme adopts NXP low-power MCU+SX1278, which is adopted by the system.

Solution Introduction

1. Program introduction:

The elder bracelet mainly USES acceleration sensor to realize step counting and sleep monitoring, and Lora wireless scheme to realize positioning and other functions. It is mainly aimed at the elderly market, and the scheme adopts NXP's low-power MCU+SX1278.Address (optional) :

2. Main function and performance parameters:

Operating voltage: li-on Battery 3.7v, Lora transmission power 12-14db, communication distance 200m;

3. Core advantages of the scheme:

Low cost

Low power consumption

Long distance communication

Lora

4. Market segment of program application:

Positioning the bracelet

The old man lost the

Step counting bracelet, sleep monitoring

Block diagram

 

Key Components

No. Part Number Manufacturer
1 MKL16Z64VFT4 NXP
2 MKL02Z16VFM4 NXP
3 SX1278 SEMTECH
4 AS179-92 SKYWROKS
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